compiler/stdc/lldiv.c

   1 /*
   2     Copyright © 1995-2012, The AROS Development Team. All rights reserved.
   3     $Id$
   4
   5     Desc: C99 function lldiv
   6 */
   7
   8 #include <aros/system.h>
   9 #if defined(AROS_HAVE_LONG_LONG)
  10
  11 /*****************************************************************************
  12
  13     NAME */
  14 #include <stdlib.h>
  15
  16         lldiv_t lldiv (
  17
  18 /*  SYNOPSIS */
  19         long long int numer,
  20         long long int denom)
  21
  22 /*  FUNCTION
  23         Compute quotient en remainder of two long long variables
  24
  25     INPUTS
  26         numer = the numerator
  27         denom = the denominator
  28
  29     RESULT
  30         a struct with two long ints quot and rem with
  31         quot = numer / denom and rem = numer % denom.
  32
  33         typedef struct lldiv_t {
  34             long long int quot;
  35             long long int rem;
  36         } lldiv_t;
  37
  38     NOTES
  39
  40     EXAMPLE
  41
  42     BUGS
  43
  44     SEE ALSO
  45         div(), ldiv()
  46
  47     INTERNALS
  48
  49 ******************************************************************************/
  50 {
  51     lldiv_t ret;
  52
  53     ret.quot = numer / denom;
  54     ret.rem  = numer % denom;
  55
  56     /* See div.c for why this is done */
  57     if (numer >= 0 && ret.rem < 0)
  58     {
  59         ret.quot++;
  60         ret.rem -= denom;
  61     }
  62
  63     return ret;
  64 }
  65 #endif /* AROS_HAVE_LONG_LONG */
  66